Invention Grant
US08413716B2 Position data based method, interface and device for blowout preventer
有权
基于位置数据的方法，防喷器的接口和设备
- Patent Title: Position data based method, interface and device for blowout preventer
- Patent Title (中): 基于位置数据的方法，防喷器的接口和设备
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Application No.: US12567998Application Date: 2009-09-28
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Publication No.: US08413716B2Publication Date: 2013-04-09
- Inventor: Robert Arnold Judge , Eric L. Milne
- Applicant: Robert Arnold Judge , Eric L. Milne
- Applicant Address: US TX Houston
- Assignee: Hydril USA Manufacturing LLC
- Current Assignee: Hydril USA Manufacturing LLC
- Current Assignee Address: US TX Houston
- Agency: Bracewell & Giuliani LLP
- Main IPC: E21B33/06
- IPC: E21B33/06
Abstract:
Methods and devices for using position data of a piston connected to a ram block in a blowout preventer to determine a backlash of the ram block, and/or to record a position of the ram block, and/or to calculate an instant when a supplemental closing pressure is desired to be applied, and/or to determine when maintenance of a ram locking mechanism is due, and/or to determine when sealing elements are worn.
Public/Granted literature
- US20100152901A1 Position Data Based Method, Interface and Device for Blowout Preventer Public/Granted day:2010-06-17
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